LOOWATT: Toilet Made From Poo Transforms Excrement into Energy CH4 Composting Toilet by Virginia Gardiner – Inhabitat about mission submit a story shop advertise with us support us press contact sign up

* Excrement produced by chickens, pigs, and other farm animals: 16.6 billion tons per year - more than a million pounds per second (that's 60 times as much as is produced by the world's human population - farmed animals produce more waste in one day than the U.S. human population produces in 3½ years).